Home / 12,258.19-18,387.29-3,024.19

Finding the Fourth Proportional to 12,258.19, 18,387.29 and 3,024.19

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Solution

The fourth proportional to 12,258.19, 18,387.29 and 3,024.19 is: 4,536.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.19 : 18,387.29 = 3,024.19 : x
  2. Step 2: Convert to fraction form
    12,258.19/18,387.29 = 3,024.19/x
  3. Step 3: Cross multiply
    12,258.19x = 18,387.29 × 3,024.19
  4. Step 4: Simplify right side
    12,258.19x = 55,606,658.55
  5. Step 5: Solve for x
    x = 55,606,658.55/12,258.19
  6. Step 6: Final answer
    x = 4,536.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.